PITTSBURG COUNTY, Oklahoma - A Pittsburg County man reported missing late Thursday has been found alive.

A massive search effort was underway Saturday in northeast Pittsburg County for a 27-year-old Casey Klucas when word came he had been found. 

Authorities say Klucas was riding a four-wheeler with friends when he went missing.

Deputies began looking for him late Friday, but Saturday morning, over 100 volunteers including members of a number of Pittsburg County fire departments began a major effort to locate Klucas.

He was found alive just before 12:15 p.m.  Officials say Casey Klucas was taken to a McAlester hospital to be checked out.